ES540544A0 - A PROCEDURE FOR THE PREPARATION OF CEFEM DERIVATIVES - Google Patents
A PROCEDURE FOR THE PREPARATION OF CEFEM DERIVATIVESInfo
- Publication number
- ES540544A0 ES540544A0 ES540544A ES540544A ES540544A0 ES 540544 A0 ES540544 A0 ES 540544A0 ES 540544 A ES540544 A ES 540544A ES 540544 A ES540544 A ES 540544A ES 540544 A0 ES540544 A0 ES 540544A0
- Authority
- ES
- Spain
- Prior art keywords
- procedure
- preparation
- cefem derivatives
- cefem
- derivatives
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
- C07D249/18—Benzotriazoles
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019840002267A KR850001206B1 (en) | 1984-04-27 | 1984-04-27 | Process for preparing cephem derivatives |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES540544A0 true ES540544A0 (en) | 1985-11-16 |
| ES8602018A1 ES8602018A1 (en) | 1985-11-16 |
Family
ID=19233668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES540544A Expired ES8602018A1 (en) | 1984-04-27 | 1985-02-20 | Process for the preparation of cephem derivatives |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS60233090A (en) |
| KR (1) | KR850001206B1 (en) |
| CH (1) | CH667458A5 (en) |
| ES (1) | ES8602018A1 (en) |
| GB (1) | GB2158432B (en) |
| IT (1) | IT1185509B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2070968A3 (en) | 1999-12-22 | 2013-07-24 | Nektar Therapeutics | Method for the Preparation of 1-Benzotriazolyl Carbonate Esters of Poly(ethylene glycol) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES491686A0 (en) * | 1979-05-23 | 1980-12-16 | Rhone Poulenc Ind | PROCEDURE FOR OBTAINING THIOVINYL-3 CEPHALOSPORINS |
| NL8100089A (en) * | 1980-01-17 | 1981-08-17 | Rhone Poulenc Ind | NEW THIOLS AND THEIR PREPARATION. |
| US4346076A (en) * | 1980-09-17 | 1982-08-24 | Eli Lilly And Company | Bis-tetrazoylmethyl substituted cephalosporin antibiotics |
| JPS591490A (en) * | 1982-06-29 | 1984-01-06 | Dai Ichi Seiyaku Co Ltd | 3-cephem-4-carboxylic acid derivative |
-
1984
- 1984-04-27 KR KR1019840002267A patent/KR850001206B1/en not_active IP Right Cessation
- 1984-09-14 GB GB08423207A patent/GB2158432B/en not_active Expired
- 1984-12-25 JP JP59272168A patent/JPS60233090A/en active Pending
-
1985
- 1985-02-18 IT IT19547/85A patent/IT1185509B/en active
- 1985-02-20 ES ES540544A patent/ES8602018A1/en not_active Expired
- 1985-04-16 CH CH1615/85A patent/CH667458A5/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR850001206B1 (en) | 1985-08-20 |
| IT1185509B (en) | 1987-11-12 |
| CH667458A5 (en) | 1988-10-14 |
| GB8423207D0 (en) | 1984-10-17 |
| ES8602018A1 (en) | 1985-11-16 |
| GB2158432A (en) | 1985-11-13 |
| GB2158432B (en) | 1987-10-28 |
| IT8519547A0 (en) | 1985-02-18 |
| JPS60233090A (en) | 1985-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |
Effective date: 19960506 |